Cita APA

(2008). RosettaStone English: Teacher's guide (Classroom version 3). Harrisonburg, VA: Rosetta Stone.

Citación estilo Chicago

RosettaStone English: Teacher's Guide (Classroom Version 3). Harrisonburg, VA: Rosetta Stone, 2008.

Cita MLA

RosettaStone English: Teacher's Guide (Classroom Version 3). Harrisonburg, VA: Rosetta Stone, 2008.

Precaución: Estas citas no son 100% exactas.